[名词解释] 完全流产(complete abortion)

早产(premature delivery) 妊娠剧吐(hyperemesis gravidarum) 复发性流产(recurrentabortion) 女，60岁，髋部疼痛、活动受限、跛行，结合图像，最可能的诊断是() ["A．骨岛","B．髋关节结核","C．股骨头缺血坏死","D．退变性囊肿","E．暂时性骨质疏松"] 难免流产(inevitable abortion) 完全流产(complete abortion)